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8 Ashridge Cottages Nettleden Road Little Gaddesden Berkhamsted Hertfordshire HP4 1PW

26/00220/LBCListed Building ConsentApproved

Approved on 19 March 2026

Council decision: Grant Permission/ConsentDelegated (officer decision)3 conditions

Approximate site (title boundary)
Boundary © HM Land Registry, © Ordnance Survey · details

This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.

Proposal

Conversion of the detached garage to habitable accommodation and the construction of a glazed link extension connecting it to the main dwellinghouse.

Received
2 February 2026
Decision level
Delegated (officer decision)
Public comments
1
Ward
Ashridge
Agent
Miramar Design Ltd
  1. Received2 Feb
  2. Validated2 Feb
  3. Consult.4 Mar
  4. Target
  5. Decided19 Mar

Decided in 45 days (council typically 49)

About this application

This is a heritage application for a garage at 8 Ashridge Cottages Nettleden Road Little Gaddesden Berkhamsted Hertfordshire HP4 1PW. Dacorum has handled 255 applications of this type. This one was decided in 45 days, 4 days quicker than Dacorum's typical decision time. The site is in the Barnby in the Willows conservation area, with 1 listed building nearby. There have been 2 other applications at this address. In the past year there have been 58 applications across Ashridge. We hold 651 applications in total for the HP4 postcode area.

93% of heritage applications at Dacorum Borough Council were approved. Across all application types, the council typically decides in about 7 weeks (median).

Based on decided applications received in the last 3 years.Planning something similar? See what gets approved on your street

Application details

Postcode
HP4 1PW
Application type
Listed Building Consent
Scale / size
Small
Parish
Little Gaddesden Parish Council

Planning application dates

Date validated
2 February 2026
Consultation expiry
4 March 2026
Last date for comments
4 March 2026

Applicant and agent

Agent
Miramar Design Ltd
Architect profile
MIRAMAR DESIGN LIMITED
Agent address
8 Short Hale PITSTONE LU7 9FF

Publicity

Site notice start
11 February 2026
Site notice end
4 March 2026

Additional information

Planning Portal ID
PP-14666171
Documents
6
Constraints
21

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Conservation area: Little GaddesdenPart of the site
  • Listed building: Grade II: Ashridge CottagesOn or next to this site
  • Registered park and garden: Ashridge EstateNext to the site
  • National Landscape (AONB): Chilterns
  • Flood zone 1: Low probability (rivers and sea)

Not published by this council, so not checked: tree preservation orders. Ask the council if these matter.

Possibly incomplete for this council: Article 4 directions.

Also checked, none recorded (18)

flood storage areas, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.

A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.

Data © Crown copyright and others · sources and licences

Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.

© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.

© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.

Contains Ordnance Survey data © Crown copyright and database right 2026.

Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.

Associated applications

  1. 2026
    2 Feb

    Conversion of the detached garage to habitable accommodation and the construction of a glazed link extension…

    ApprovedHouseholderFiled alongside26/00219/FHA
  2. 2026
    2 Feb

    Conversion of the detached garage to habitable accommodation and the construction of a glazed link extension…

    This applicationApprovedListed building consent26/00220/LBC

Planning history at this site

1 other application at this property, newest first.

  1. 2026
    5 Jun

    Works to trees

    ApprovedApplication26/01258/TCA

Source: Dacorum

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